Home / 982,983.47-1,474,672.10-309,234.38

Finding the Fourth Proportional to 982,983.47, 1,474,672.10 and 309,234.38

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Solution

The fourth proportional to 982,983.47, 1,474,672.10 and 309,234.38 is: 463,913.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,983.47 : 1,474,672.10 = 309,234.38 : x
  2. Step 2: Convert to fraction form
    982,983.47/1,474,672.10 = 309,234.38/x
  3. Step 3: Cross multiply
    982,983.47x = 1,474,672.10 × 309,234.38
  4. Step 4: Simplify right side
    982,983.47x = 456,019,303,627.27
  5. Step 5: Solve for x
    x = 456,019,303,627.27/982,983.47
  6. Step 6: Final answer
    x = 463,913.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.